Home / 958,786,558.05-1,322,748,987.17-556,831,882.25

Finding the Fourth Proportional to 958,786,558.05, 1,322,748,987.17 and 556,831,882.25

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Solution

The fourth proportional to 958,786,558.05, 1,322,748,987.17 and 556,831,882.25 is: 768,209,360.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,786,558.05 : 1,322,748,987.17 = 556,831,882.25 : x
  2. Step 2: Convert to fraction form
    958,786,558.05/1,322,748,987.17 = 556,831,882.25/x
  3. Step 3: Cross multiply
    958,786,558.05x = 1,322,748,987.17 × 556,831,882.25
  4. Step 4: Simplify right side
    958,786,558.05x = 736,548,808,260,754,304
  5. Step 5: Solve for x
    x = 736,548,808,260,754,304/958,786,558.05
  6. Step 6: Final answer
    x = 768,209,360.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.